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I have the polar FT4, I've never questioned mine it seems really accurate. I get around the same amount for similar workouts each time so I've just assumed mines always right.

will bite

Tried Eastbay?

This!

I personally take no notice, I'm there to work out for me and no one else.

This!

At my gym they offer a Power class, which is a weights class.
Its really good for introduction to weights, at least from a females point of view.

I've been having a same sort of pain, saw the physio and it's weak muscles in my hip which means it's buckling on intense exercise, which puts more pressure on my tendons. Seemed stupid at first to...